{"valid":true,"length":0,"head_hash":"0000000000000000000000000000000000000000000000000000000000000000","head_matches_storage":true,"broken_at":null,"ledger_version":"pick_ledger.v1.sha256_chain","verified_at":"2026-06-14T20:53:37.351475+00:00","external_anchor":{"anchored":false,"channels":[],"latest":null,"note":"No external anchor posted yet (channels not configured / no committed picks). The chain is still internally verifiable."},"how_to_verify":"Each entry_hash = sha256(prev_hash | seq | payload_sha256 | committed_at); payload_sha256 = sha256 of the canonical (sorted-key, minified) payload JSON. Fetch /api/public/ledger and recompute."}